.col-3{
  cursor: pointer;
  a{
    position: relative;
    display: inline-block;
    width:100%;
    transform-style: preserve-3d;
    transition: .8s;
    .indexSection-nav-text{
      top:0;
      left:0;
      position: absolute;
      //visibility: hidden;
      background: #fff;
      width:100%;
      height:170px;
      transform: rotateX(180deg);
    }
  }
  &:hover a{
    transform: rotateX(180deg);
  }
}
.indexSection-nav-detail{
  overflow: hidden;
  height:170px;
  img{
    width:100%;
    height:170px;
  }
}